Also lots of free stuff at Project Gutenberg, including a bunch of Astoundings (which I believe is what Amazing Stories became?): http://www.gutenberg.org/wiki/

Also lots of free stuff at Project Gutenberg, including a bunch of Astoundings (which I believe is what Amazing Stories became?): http://www.gutenberg.org/wiki/Science_Fiction_%28Bookshelf%29 http://www.gutenberg.org/wiki/Science_Fiction_%28Bookshelf%2...